4 STEP LIVELY Scottish country dancing: 7 p.m. to 9 p.m. first Friday of the month, Chelmsford Community Center at North Town Hall, 31 Princeton St., Chelmsford. Live music and certified instructor. Beginner and family-friendly; partner not necessary. Attendees should bring smooth-soled shoes. Cost: $3. For information: rscdsboston.org; 508-574-1533.

5 'CAN' DO SPIRIT: Bottle and Can Drive hosted by CFOM: 10 a.m. to 2 p.m. April 11, Mccarthy Middle School, 250 North Road, Chelmsford. Drop off returnable cans and bottles and help support the music programs at Chelmsford’s schools. Donors should make sure bottles and cans are marked returnable in Massachusetts and are reasonably clean and not crushed. Plastic, glass and aluminum cans and bottles will be accepted. More info: Chelmsford Friends of Music Facebook page.